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Advanced Anatomy > Male and Female Perineum > Flashcards

Male and Female Perineum Flashcards

1
Q

Boundaries of perineum

A

pubic symphysis - anterior
ischial tuberosities - lateral
coccyx - posterior

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2
Q

anterior triangle of perineum

A

urogenital

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3
Q

posterior triangle of perineum

A

anal

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4
Q

midpoint of perineal diamond

A

perineal body

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5
Q

fibromuscular mass located between the anal canal and the perineal membrane.
Attachment point for muscles

A

perineal body

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6
Q

The internal anal sphincter is under ______ control.

The external anal sphincter is under ______ control

A

involuntary

voluntary

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7
Q

in internal anal sphincter, parasympathetics _______ _______ and sympathetics ____ ______

A

inhibit tonus

increase tonus

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8
Q

junction between hindgut and proctodeum (embryological remnant)

A

pectinate line

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9
Q

Innervation above pectinate line

A

Inferior hypogastric plexus (sympathetic and parasympathetic)
*Sensitive to stretching, but NOT to pain or temp

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10
Q

Innervation below pectinate line

A

Inferior rectal nerves (somatic)

*Sensitive to pain and temp

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11
Q

Above pectinate line, veins drain to _____

Below pectinate line, veins drain to _____

A

portal venous system

caval venous system

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12
Q

Blood supply above pectinate line is from ______

Blood supply below pectinate line is from _______

A

Inferior mesenteric artery

Internal iliac artery

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13
Q

Blood supply of anal triangle

A

superior rectal (branch of inferior mesenteric)

middle rectal (branch of internal iliac)

inferior rectal (branch of internal pudendal)

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14
Q

Venous supply of anal triangle

A

internal rectus venous plexus

external rectus venous plexus

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15
Q

three parts of male urethra

A

prostatic

membranous

spongy

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16
Q

separates scrotum into two compartments (internally)

A

septum of the scrotum

17
Q

external separation of scrotum into two areas - continuous with septum of scrotum

A

scrotal raphe

18
Q

Ligaments attached to body and proximal part of penis

A

suspensory ligament

fundiform ligament

19
Q

three regions of penis

A

root (bulb)
glans
body

20
Q

Two kinds of erectile tissue

A

corpora spongiosum

corpora cavernosum

21
Q

corpora spongiosum gives rise to

A

bulb of penis

22
Q

Muscle that covers corpora cavernosum tissue

A

Ischiocavernosus

23
Q

Muscle that covers corpus spongiosum tissue

A

Bulbospongiosus

24
Q

Superficial to deep layers of perineum

A 
Skin
Superficial fascia
       - fatty superficial layer
       - deep membranous layer
Deep fascia
Perineal membrane
25
Q

Male perineal pouches (spaces)

A

superficial perineal pouch

deep perineal pouch

26
Q

contents of superficial perineal pouch (male)

A

root of penis
proximal part of urethra
superficial transverse perineal muscle

27
Q

two parts of root of penis

A

crus

bulb

28
Q

contents of deep perineal pouch (male)

A

membranous urethra
external urethral sphincter
bulbourethral glands
deep transverse perineal muscle

29
Q

female external genitalia

A

vulva/pudendum

30
Q

fatty eminence anterior to the pubic symphysis (female)

A

mons pubis

31
Q

Lateral and cover labia minor and vestibule

A

labia majora

32
Q

folds of fat-free, hairless skin
contains erectile tissue and small blood vessels
surrounds the vestibule and connect at the frenulum

A

labia minora

33
Q

female erectile organ

A

clitoris

34
Q

space bewtween labia minora

A

vaginal vestibule

35
Q

located on each side of the vaginal vestibule

A

greater vestibule glands

36
Q

vestibular bulb is made by ______ tissue and covered by ______ muscle

A

corpora spongiosum

bulbospongiosus

37
Q

Layers of female perineum (female)

A 
Skin
Superficial fascia
     - fatty superficial layer
     - deep membranous layer
Deep fascia
Perineal membrane
38
Q

contents of superficial perineal pouch (female)

A 
body of clitoris
vestibular bulb
ischiocavernosus and bulbospongiosus muscles
greater vestibular glands
superficial transverse perineal muscle
39
Q

contents of deep perineal pouch (female)

A 
proximal part of urethra
vagina
external urethral sphincter
sphincter urethrovaginalis
compressor urethra
deep transverse perineal muscle

Advanced Anatomy (13 decks)

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